From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0E900C3524C for ; Sun, 2 Feb 2020 22:30:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D70DF2082E for ; Sun, 2 Feb 2020 22:30:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="EtlSw4Vz" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727387AbgBBWah (ORCPT ); Sun, 2 Feb 2020 17:30:37 -0500 Received: from mail-lf1-f68.google.com ([209.85.167.68]:33013 "EHLO mail-lf1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727205AbgBBWaB (ORCPT ); Sun, 2 Feb 2020 17:30:01 -0500 Received: by mail-lf1-f68.google.com with SMTP id n25so8399948lfl.0; Sun, 02 Feb 2020 14:29:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=H3P3Xm7krLErQ+kdYVou7oYRT/1iV81misjOxlroqdY=; b=EtlSw4Vzb963Z4sdrr9Hjxky46zygzXDvQ2t0LrlIyBwf0g41aHb4DlU0KdSxVss5T SdS83D67zbFEp51h/SCC4KMI+EPh3AnDgK6JvRCY9UnNlqdUn4ZVAd6IKaYa7MTYRh94 6Zt/aMt6uzqFkfzoolew5Yc6rqUT/++D+qHIhdAjhWi952Q0aC28YR/LozAT1To1vbCH 6jBQ7pdCYOjAWivgJe0fXVCX/lpTToxmjKjJFMZEhOmFkNN2PLx0qQZ2xUDg2wztjsDA kTD5n/fwbOfiW4/RdtwM03jpH3pKhG5W8xURuu6vEOi+ZtUe/PYdIVPJQOqzdSs29s+G G08w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=H3P3Xm7krLErQ+kdYVou7oYRT/1iV81misjOxlroqdY=; b=sNlvwXD2PWUoFHXuQRBTmQett/qnfEl4Hkso+R231sSBbhocxIDCCDhlfjbA5Yh35S by5RcnD4X/ocYajTF5l4Lx/cU+LTr4hXP070XjTfPCnD+Ypr93ZXU+FE1eP/8OGDQ9YX mNobYH195UrzzrhAr9uvIhrG5SzPmTO5FPoYt+XewKp+DxBCppJxhitScAwJ8RCfgfHv R3d5gnCwj5R1r7aeJnpXr8MQi5kwB3VFZnVNyqc9JOam1xPgjQ+azD7kWxW0Vc/yHclK 44isonIASiFCrRuKDNbn1+CZVVm2x1taX4Q5jXZjbIUXqJV5FhUf3urjekTdbYdUNJUi M+8w== X-Gm-Message-State: APjAAAUASzfxce1mIpOaQbYQfZBQfqx+u1kso2MMumq0zyKN5fynbmgW P6x+o2dtq4VubJvm967GEDM= X-Google-Smtp-Source: APXvYqy+YsqJZmFYyGEAwrGxPgGHTJEZ/x1eVS0e32A9zDmwBx/2UxeTG0j5uv5QMwMN3vJmyqP1RQ== X-Received: by 2002:a19:9d0:: with SMTP id 199mr10596002lfj.110.1580682599120; Sun, 02 Feb 2020 14:29:59 -0800 (PST) Received: from localhost.localdomain (79-139-233-37.dynamic.spd-mgts.ru. [79.139.233.37]) by smtp.gmail.com with ESMTPSA id b190sm8050307lfd.39.2020.02.02.14.29.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 02 Feb 2020 14:29:58 -0800 (PST) From: Dmitry Osipenko To: Laxman Dewangan , Vinod Koul , Dan Williams , Thierry Reding , Jonathan Hunter , =?UTF-8?q?Micha=C5=82=20Miros=C5=82aw?= Cc: dmaengine@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7 11/19] dmaengine: tegra-apb: Remove pending_sg_req checking from tdc_start_head_req Date: Mon, 3 Feb 2020 01:28:46 +0300 Message-Id: <20200202222854.18409-12-digetx@gmail.com> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20200202222854.18409-1-digetx@gmail.com> References: <20200202222854.18409-1-digetx@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: dmaengine-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org There are only two places in the driver that use tdc_start_head_req() and both these places check whether pending_sg_req list is empty before invoking tdc_start_head_req(). Signed-off-by: Dmitry Osipenko --- drivers/dma/tegra20-apb-dma.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/dma/tegra20-apb-dma.c b/drivers/dma/tegra20-apb-dma.c index 22b88ccff05d..62d181bd5e62 100644 --- a/drivers/dma/tegra20-apb-dma.c +++ b/drivers/dma/tegra20-apb-dma.c @@ -504,9 +504,6 @@ static void tdc_start_head_req(struct tegra_dma_channel *tdc) { struct tegra_dma_sg_req *sg_req; - if (list_empty(&tdc->pending_sg_req)) - return; - sg_req = list_first_entry(&tdc->pending_sg_req, typeof(*sg_req), node); tegra_dma_start(tdc, sg_req); sg_req->configured = true; -- 2.24.0